精品无码久久-精品无码久久久久久国产-精品无码久久久久久久久-精品无码久久久久久久久久-精品无码免费-精品无码免费黄色网站

Bio oil is widely used as fuel in hotels, restaurants, canteens, food stalls, clubs and troops. It can be said that kitchens and equipment that need heating can be applied.
Features: good combustibility, high heating value, light weight and high utilization rate.